英语词汇“switching trunk”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	switching trunk
释义	switching trunk switching trunk [′swich·iŋ ‚trəŋk] (electricity) Trunk from a long-distance office to a local exchange office used for completing a long-distance call.
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